html
{
	/* 当图片在做旋转时，文字大小不随之改变 */
	-webkit-text-size-adjust: none;
	-o-text-size-adjust: none;
	-moz-text-size-adjust: none;
	-ms-text-size-adjust: none;
	text-size-adjust: none;
}

body
{
	background-color: #47c9af; 
	color: #74777b;
	font-weight: 300;
	font-size: 1.5em;
	font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
}

/*任意标签及任意标签的前面或后面动态生成内容填充影响盒子的大小*/
*,*:before,*:after
{
	-webkit-box-sizing: border-box;
	-o-box-sizing: border-box;
	-moz-box-sizing: border-box;
	-ms-box-sizing: border-box;
	box-sizing: border-box;
}

/*任意标签前面或后面插入的都为块级元素且内容为空*/
*:before,*:after
{
    content: "";
    display: block;
}

li
{
	list-style: none;
	float: left;
}

ul
{
	margin: 0;
	padding: 0;
}

a{
	text-decoration: none;
	color: rgba(0,0,0,0.3);
	font-weight: 600;
	-webkit-transition: color 0.3s;
	-moz-transition: color 0.3s;
	-o-transition: color 0.3s;
	transition:color 0.3s;
}

.nav-li a:hover
{
	color: #fff;
}

.container
{
	width: 650px;
	height: 200px;
	margin: 150px auto;
}

.nav-li
{
	position: relative;
	margin-right: 30px;
}

.tip:hover span,
.tip:hover span i 
{
	opacity: 1;
}

span
{
   position: absolute;
   bottom: 100%;
   left: 50%;
   margin: 0 0 25px -40px;
   width: 80px;
   height: 80px;
   padding-top: 25px;
   border-radius: 50%;
   color: #47c9af; 
   text-align: center;
   opacity: 0;
   background-color: #fff;
}

span::after
{
	width: 30px;
	height: 20px;
	position: absolute;
	top: 100%;
	left: 50%;
	margin: -7px 0 0 -15px;
	background-image: url(../img/1.svg);
}

.affect-tip1 span
{
	-webkit-transform: translate3d(0,10px,0) rolate3d(1,1,1,45deg);
	transform: translate3d(0,10px,0) rotate3d(1,1,1,45deg);
	-webkit-transform-origin: 50% 100%;
	transform-origin: 50% 100%;
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}
.affect-tip1 span i 
{
	-webkit-transform: scale3d(0,0,1);
	transform: scale3d(0,0,1);
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}

.affect-tip2 span 
{
	-webkit-transform: translate3d(0,10px,0);
	transform: translate3d(0,10px,0);
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}

.affect-tip2 span i 
{
	-webkit-transform: translate3d(0,15px,0);
	transform: translate3d(0,15px,0);
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}

.affect-tip3 span 
{
	-webkit-transform: translate3d(0,10px,0) rotate3d(0,1,0,90deg);
	transform: translate3d(0,10px,0) rotate3d(0,1,0,90deg);
	-webkit-transform-origin: 50% 100%;
	transform-origin: 50% 100%;
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}

.affect-tip3 span i 
{
	-webkit-transform: scale3d(0,0,1);
	transform: scale3d(0,0,1);
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}

.affect-tip4 span 
{
	-webkit-transform: translate3d(0,-20px,0);
	transform: translate3d(0,-20px,0);
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}

.affect-tip4 span i 
{
	-webkit-transform: translate3d(0,20px,0);
	transform: translate3d(0,20px,0);
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}

.affect-tip5 span 
{
	-webkit-transform: scale3d(0,0,1);
	transform: scale3d(0,0,1);
	-webkit-transform-origin: 50% 100%;
	transform-origin: 50% 100%;
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}

.affect-tip5 span i 
{
	-webkit-transform: translate3d(0,20px,0);
	transform: translate3d(0,20px,0);
	-webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
	transition: opacity 0.3s, transform 0.3s;
}

.tip:hover span,
.tip:hover span i 
{
	pointer-events: auto;
	-webkit-transform: translate3d(0,0,0) scale3d(1,1,1);
	transform: translate3d(0,0,0) scale3d(1,1,1);
}

.affect-tip1:hover span i 
{
	-webkit-transform: rotate3d(1,1,1,0);
	transform: rotate3d(1,1,1,0);
}